<div class="dynamic-page-banner {icon ? 'dynamic-page-with-icon' : ''}"
     role="navigation" aria-label="{intl.pageHeader}"
>
  {#if icon}
  <SvgIcon className="dynamic-page-banner-svg" href={icon} />
  {/if}
  <h1 class="dynamic-page-title" aria-label={ariaTitle}>{title}</h1>
  <button type="button"
          class="dynamic-page-go-back"
          aria-label="{intl.goBack}"
          on:click|preventDefault="onGoBack()">
    <SvgIcon className="dynamic-page-go-back-icon" href="#fa-arrow-left" />
    {intl.back}
  </button>
</div>
<Shortcut key="Backspace" on:pressed="onGoBack()"/>
<style>
  .dynamic-page-banner {
    display: grid;
    align-items: center;
    margin: 20px 20px 20px;
    grid-template-columns: 1fr min-content;
    grid-column-gap: 10px;
  }
  .dynamic-page-banner.dynamic-page-with-icon {
    grid-template-columns: min-content 1fr min-content;
  }
  :global(.dynamic-page-banner-svg) {
    width: 24px;
    height: 24px;
    fill: var(--body-text-color);
  }
  .dynamic-page-title {
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .dynamic-page-go-back {
    display: inline-flex;
    align-items: center;
    justify-self: flex-end;
    font-size: 1.2857142857142858em;
    color: var(--anchor-text);
    border: 0;
    padding: 0;
    background: none;
  }
  .dynamic-page-go-back:hover {
    text-decoration: underline;
  }
  :global(.dynamic-page-go-back-icon) {
    position: relative;
    bottom: 0.06em;
    margin-right: 0.2em;
    height: 0.66666666em;
    width: 0.66666666em;
    fill: currentColor;
  }
  @media (max-width: 767px) {
    .dynamic-page-banner {
      margin: 20px 10px 20px;
    }
    .dynamic-page-title {
      font-size: 1.3em;
    }
    .dynamic-page-go-back {
      font-size: 1.3em;
    }
  }
</style>
<script>
  import Shortcut from './shortcut/Shortcut.html'
  import SvgIcon from './SvgIcon.html'

  export default {
    data: () => ({
      icon: undefined,
      ariaTitle: ''
    }),
    components: {
      Shortcut,
      SvgIcon
    },
    methods: {
      onGoBack () {
        window.history.back()
      }
    }
  }
</script>
